\"\"

\

The algebraic expression is \"\".

\

The values are \"\" and \"\".

\

Simplify the expression.

\

\"\"            (Original expression)

\

\"\"     (Substitute \"\" and \"\")

\

\"\"           (Add: \"\")

\

\"\"              (Multiply: \"\")

\

\"\"                    (The absolute value of \"\" is \"\")

\

\"\"                            (Subtract: \"\")

\

\"\".

\

\"\"

\

\"\".